Inventories

6 Months Ended

Jun. 30, 2022

Inventories

Inventories

Note 6. Inventories

A summary of inventories is as follows at June 30, 2022 and December 31, 2021 (in thousands):

	June 30,		December 31,
	2022		2021
Raw materials	$	48,636		19,853
Work-in-progress		2,851		1,122
Finished goods		14,100		15,268
Total inventories	$	65,587	$	36,243

Work-in-progress represents inventory items in intermediate stages of production by third-party manufacturers. For the three and six months ended June 30, 2022 and 2021, net realizable value inventory adjustments and excess and obsolete inventory charges were not significant and were recognized in product cost of revenues.